CVE-2019-9547
CVE-2019-9547 is a medium-severity vulnerability in Spdk Storage Performance Development Kit with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-834.
Key facts
- Severity: Medium (CVSS 3.x base score 5.3)
- CVSS v2: 5.0
- EPSS exploit prediction: 1% (71st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-834
- Affected product: Spdk Storage Performance Development Kit
- Published:
- Last modified:
Description
In Storage Performance Development Kit (SPDK) before 19.01, a malicious vhost client (i.e., virtual machine) could carefully construct a circular descriptor chain that would result in a partial denial of service in the SPDK vhost target, because the vhost target did not properly detect such chains.
Frequently asked questions
- What is CVE-2019-9547?
- In Storage Performance Development Kit (SPDK) before 19.01, a malicious vhost client (i.e., virtual machine) could carefully construct a circular descriptor chain that would result in a partial denial of service in the SPDK vhost target, because the vhost target did not properly detect such chains.
- How severe is CVE-2019-9547?
- CVE-2019-9547 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
- Is CVE-2019-9547 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2019-9547?
- CVE-2019-9547 affects Spdk Storage Performance Development Kit. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2019-9547?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2019-9547 published?
- CVE-2019-9547 was published on 2019-03-01 and last updated on 2026-06-17.
References
- https://github.com/spdk/spdk/commit/eca42c66092b9031711afe215fbc1891ee55f143
- https://github.com/spdk/spdk/releases/tag/v19.01
Affected products (1)
- cpe:2.3:a:spdk:storage_performance_development_kit:*:*:*:*:*:*:*:*
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